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4. | On the application of a constant torque, a wheel is turned from rest through 400 radians in 10s. Find the angular acceleration. | |
A. | 6 rad/s2 | |
B. | 4 rad/s2 | |
C. | 2 rad/s2 | |
D. | 8 rad/s2 | |
Answer: Option D | |
Explanation: | |
θ=400rad |
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